我有两个问题:
在使用tbl_SALES[AMOUNT]运行下面的代码时,我会得到一个类似于"TREATAS函数期望完整的列引用“的错误;如何使用数据模型的表变量实现数据沿袭?
tbl_ITEMS_REFS的合并和添加到DaxStudio中?守则:
EVALUATE
VAR tbl_SALES =
DATATABLE(
"SALES_NBR" , INTEGER
, "ITEM_CODE" , STRING
, "AMOUNT" , INTEGER
, {
{ 1 , "X" , 10 }
, { 2 , "Y" , 10 }
, { 3 , "Z" , 10 }
, { 4 , "X" , 20 }
, { 5 , "Z" , 20 }
, { 6 , "Z" , 10 }
, { 7 , "Z" , 20 }
, { 8 , "X" , 30 }
, { 9 , "X" , 30 }
, { 10 , "Y" , 30 }
}
)
VAR tbl_ITEMS_REFS =
DATATABLE(
"Origin" , STRING
, "Code" , STRING
, {
{" Department 1 " , "X"}
, {" Department 1 " , "Y"}
, {" Department 2 " , "Z"}
}
)
VAR tbl_ITEMS_DATA_LINEAGE =
TREATAS (
SELECTCOLUMNS ( tbl_ITEMS_REFS , [Code] )
, SELECTCOLUMNS ( tbl_SALES , [ITEM_CODE] )
)
RETURN
ADDCOLUMNS (
tbl_ITEMS_DATA_LINEAGE
, "Total_Sales"
, CALCULATE (
SUM ( [AMOUNT] )
)
)谢谢你的帮助。
附录
对于第二个问题,通过“添加到tbl_ITEMS_REFS",我想到了一种简单的方法来获得以下内容:
Department 1 X 90
Department 1 Y 40
Department 2 Z 60发布于 2022-08-29 10:25:05
TREATAS不能使用虚拟表。如果将tbl_SALES添加到实际数据模型中,因此它是一个真实的物理表,并将data连接到该模型,那么只要您更改以下内容,代码就能正常工作:
EVALUATE
VAR tbl_ITEMS_REFS =
DATATABLE(
"Origin" , STRING
, "Code" , STRING
, {
{" Department 1 " , "X"}
, {" Department 1 " , "Y"}
, {" Department 2 " , "Z"}
}
)
VAR tbl_ITEMS_DATA_LINEAGE =
TREATAS (
SELECTCOLUMNS ( tbl_ITEMS_REFS , [Code] )
, tbl_SALES[ITEM_CODE]
)
RETURN
ADDCOLUMNS (
tbl_ITEMS_DATA_LINEAGE
, "Total_Sales"
, CALCULATE (
SUM ( tbl_SALES[AMOUNT] )
)
)https://stackoverflow.com/questions/73527240
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